May 13, 2016 — In the largest study of its kind, a new device has been found to significantly reduce the volume of radiographic iodine-based contrast without decreasing image quality in patients who are at risk of developing acute kidney injury (AKI) after undergoing a coronary angiography or percutaneous coronary intervention (PCI). The device — known as Avert — did not, however, reduce contrast-induced AKI (CI-AKI).